The IB600 vacuum cleaner bags designed to compatible with Intuition upright vacuums BU4018 BU4020 BU4021 BU4022 BU4050 with No-Touch Bag Technology.No need to touch the dirty dust cup or bag again. Hands-free operation and self-sealing ib600 hepa bags keep your home environment clean.Efficient HEPA vacuum bags filtration captures 99.97% of particles of dust, dirt, particles, and more down to 0.3 microns, keeping them out of the air you breathe.This package of HEPA vacuum bags contains 12 replacements, up -to one and a half year supply. Quick, easy, and no mess to replace.Filter Bags captures 99.97% of particles and more, down to 0.3 micron.Recommended to replace your bu4020 bags every 2-4 week.to keep your machine fresh and clean, or depend on your usage.color: WhiteMaterial: non-woven fabricPackage Contents:12 x Dust bagOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.